It has always been a workaround for MPlayer limitations.

Originally committed as revision 17305 to svn://svn.ffmpeg.org/ffmpeg/trunk

following if condition checks render and does an assert if it fails.

Originally committed as revision 17304 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17303 to svn://svn.ffmpeg.org/ffmpeg/trunk

They are not used within FFmpeg.

Originally committed as revision 17302 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17301 to svn://svn.ffmpeg.org/ffmpeg/trunk

Their only user, MPlayer, has already been updated not to use them anymore.

Originally committed as revision 17300 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17299 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17298 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17297 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17296 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17295 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17294 to svn://svn.ffmpeg.org/ffmpeg/trunk

where possible

Originally committed as revision 17293 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17292 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17291 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17290 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17289 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17288 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17287 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17286 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17285 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17284 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17283 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17282 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17281 to svn://svn.ffmpeg.org/ffmpeg/trunk

This allows getting rid of a bunch of ugly forward declarations.

Originally committed as revision 17280 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17279 to svn://svn.ffmpeg.org/ffmpeg/trunk

They are not to check application supplied parameters.

Originally committed as revision 17278 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 28567 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale

Originally committed as revision 28566 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale

Originally committed as revision 17277 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17276 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17275 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17274 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17273 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17272 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17271 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 17270 to svn://svn.ffmpeg.org/ffmpeg/trunk

Originally committed as revision 28565 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale

Originally committed as revision 17269 to svn://svn.ffmpeg.org/ffmpeg/trunk